{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["RNA", "cell line", "protein", "DNA", "cell type"], "input": "These data are the first to define the molecular weight of the membrane receptor for aldosterone ."}
{"RNA": [], "cell line": [], "protein": ["membrane receptor"], "DNA": [], "cell type": []}